http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Determining visitor perceptions of crowding on the Ozark National Scenic Riverways
Microfilm. Columbia, Mo. : University of Missouri, 1973. 1 microfilm reel : negative ; 35 mm.
M.S. University of Missouri, Columbia 1973.